By Keith J. Jones, Corelight Sr. Security Researcher I often develop packages for Zeek in cluster mode. In this configuration, it can be difficult to debug your package because it is a continually running environment with real, and often ... Read more »
network visibility
Mixed VLAN tags and BPF syntax
By Richard Bejtlich, Principal Security Strategist, Corelight This post contains a warning and a solution for anyone using BPF syntax when filtering traffic for network security monitoring. Introduction I have been writing material for ... Read more »
Zeek & Sigma: Fully compatible for cross-SIEM detections
By Alex Kirk, Corelight Global Principal for Suricata Corelight recently teamed up with SOC Prime, creators of advanced cyber analytics platforms, to add support for the entire Zeek data set into Sigma, the only generic signature language that ... Read more »
Chocolate and peanut butter, Zeek and Suricata
By Brian Dye, Chief Product Officer, Corelight Some things just go well together. A privilege of working with very sophisticated defenders in the open source community is seeing the design patterns they use to secure their organizations - ... Read more »
The light shines even brighter: Updates to Corelight’s Encrypted Traffic Collection
By Vince Stoffer, Senior Director, Product Management, Corelight With Corelight’s latest software release, v19, we are excited to announce the expansion of our Encrypted Traffic Collection (ETC). The ETC was introduced in late 2019, but as a r ... Read more »